Stamps of Russia, 31 Oct 1968
1 to 3 of 3
postage
1968, Oct 31 Soviet geology unwmk p. 12
| X | 4k | multi | Geologist with mineral | |||
| X | 6k | multi | The circuit of deep explosion & air reconnaissance | |||
| X | 10k | multi | oil derrick |
1 to 3 of 3
| X | 4k | multi | Geologist with mineral | |||
| X | 6k | multi | The circuit of deep explosion & air reconnaissance | |||
| X | 10k | multi | oil derrick |